| MATERIAL | ALUMINUM ALLOY |
| MOUNTING FACILITY TYPE AND QUANTITY | 4 UNTHREADED HOLE ALL MOUNTING FACILITIES |
| SPECIAL FEATURES | CONTAINS TRACE AMOUNTS OF GOLD |
| UNTHREADED MOUNTING HOLE DIAMETER | 0.066 INCHES NOMINAL SECOND MOUNTING FACILITY |
| UNTHREADED MOUNTING HOLE DIAMETER | 0.203 INCHES NOMINAL FIRST MOUNTING FACILITY |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-C-5541 MIL SPEC SINGLE TREATMENT RESPONSE |
| SURFACE TREATMENT | CHROMATE |